- General Math
- Sequences, Series and Patterns
- General Math
- Percents and Fractions
- Proportional Reasoning
- Solid Geometry
A town in South Dakota decides to have an “End of the Summer” pool party and invites all of the households in the town that have school aged children. Twenty-seven households are invited to the party...
- Number Theory
Video by Art of Problem Solving's Richard Rusczyk.
- General Math
- Percents and Fractions
- Problem Solving (Misc.)
Kyra’s school building this year was overcrowded due to a lot of new registered students. Classroom space was a real issue. In looking ahead to next year, the administration figures that if teachers...